/* UMA Club UI components styling definitions */
.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-circle {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-brand), var(--color-accent));
    box-shadow: var(--shadow-glow);
}

.brand h1 {
    font-size: 1.5rem;
    background: linear-gradient(to right, var(--color-text-primary), var(--color-text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Nav Menu */
.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-md);
    text-align: left;
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 500;
    color: var(--color-text-secondary);
}

.nav-item:hover {
    background: var(--color-surface-hover);
    color: var(--color-text-primary);
    transform: translateX(4px);
}

.nav-item.active {
    background: var(--color-surface-active);
    color: var(--color-brand);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

/* Database Status Card */
.db-status-card {
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background: var(--color-danger);
    transition: var(--transition-fast);
}

.status-indicator.connected {
    background: var(--color-success);
    box-shadow: 0 0 8px var(--color-success);
}

.status-info {
    display: flex;
    flex-direction: column;
}

.status-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.status-text {
    font-size: 0.85rem;
    font-weight: 600;
}

/* Header */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1.5rem;
}

#view-title {
    font-size: 2.25rem;
    font-weight: 800;
}

#view-subtitle {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.theme-toggle {
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: var(--color-surface-hover);
    transform: scale(1.05);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-accent), var(--color-brand));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.username {
    font-weight: 500;
}

/* Content Views */
.content-view {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.content-view.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    backdrop-filter: blur(16px);
    transition: var(--transition-medium);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-soft);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.bg-purple { background: rgba(139, 92, 246, 0.15); color: var(--color-brand); }
.bg-blue { background: rgba(6, 182, 212, 0.15); color: var(--color-accent); }
.bg-green { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }

.stat-details h3 {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 0.25rem;
}

/* Dashboard Summary Widget */
.dashboard-widgets {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.widget-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    backdrop-filter: blur(16px);
}

.widget-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.75rem;
}

.summary-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.summary-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--color-brand);
    background: var(--color-surface-hover);
    font-size: 0.95rem;
}

.summary-row .batch-title {
    font-weight: 600;
}

.summary-row .batch-meta {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* Filters and List in Batches view */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-input-wrapper {
    position: relative;
    flex-grow: 1;
    max-width: 450px;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

#search-box {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.5rem;
    border-radius: var(--radius-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

#search-box:focus {
    border-color: var(--color-brand);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.15);
}

.filters {
    display: flex;
    gap: 1rem;
}

.filters select {
    padding: 0.85rem 1.5rem;
    border-radius: var(--radius-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: var(--transition-fast);
    outline: none;
}

.filters select:focus {
    border-color: var(--color-brand);
}

.batches-container {
    display: block;
    width: 100%;
    margin-top: 1.5rem;
}

.batches-list {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.batch-item-card {
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    cursor: pointer;
    transition: var(--transition-medium);
    text-align: left;
}

.batch-item-card:hover {
    border-color: var(--color-brand);
    transform: translateY(-2px);
}

.batch-item-card.active {
    border-color: var(--color-brand);
    background: var(--color-surface-active);
    box-shadow: var(--shadow-glow);
}

.batch-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-transform: uppercase;
}

.badge-easy { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.badge-medium { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.badge-hard { background: rgba(239, 68, 68, 0.15); color: var(--color-danger); }

.batch-item-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.batch-details-meta {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* Batch Detail Panel */
.batch-detail-panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    backdrop-filter: blur(16px);
    position: relative;
}

.empty-detail-state, .empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--color-text-muted);
    text-align: center;
    gap: 1rem;
}

.empty-detail-state .icon {
    font-size: 2.5rem;
}

.hidden {
    display: none !important;
}

.detail-header {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1.25rem;
}

.detail-header h3 {
    font-size: 1.75rem;
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
}

#detail-meta {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.questions-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.question-card {
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
}

.q-number {
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-brand);
    margin-bottom: 0.5rem;
}

.q-text {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.option-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.option-key {
    font-weight: 600;
    background: var(--color-surface-hover);
    color: var(--color-accent);
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.correct-answer-banner {
    border-top: 1px dashed var(--color-border);
    padding-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--color-success);
    font-weight: 500;
}

/* Forms */
.form-container {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    max-width: 800px;
    margin: 0 auto;
    backdrop-filter: blur(16px);
}

.styled-form h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.form-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.form-group input, .form-group select, .form-group textarea {
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--color-brand);
    background: var(--color-surface-active);
}

.form-actions {
    margin-top: 2.5rem;
    display: flex;
    justify-content: flex-end;
}

.btn {
    padding: 0.85rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-brand), hsl(var(--hue-primary), 80%, 55%));
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px hsla(var(--hue-primary), 85%, 65%, 0.4);
}

/* Authentication Screen Overlay */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--color-bg-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 2rem;
    animation: fadeIn 0.4s ease-out;
}

.login-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 3.5rem 2.5rem;
    width: 100%;
    max-width: 440px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.login-logo-circle {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-brand), var(--color-accent));
    box-shadow: var(--shadow-glow);
    animation: pulseGlow 3s infinite ease-in-out;
    margin-bottom: 0.5rem;
}

@keyframes pulseGlow {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 15px hsla(var(--hue-primary), 80%, 60%, 0.25);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 25px hsla(var(--hue-primary), 85%, 65%, 0.5);
    }
}

.login-card h2 {
    font-size: 2rem;
    font-weight: 800;
    margin: 0;
    background: linear-gradient(to right, var(--color-text-primary), var(--color-text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin: 0 0 1rem 0;
}

#google-signin-btn-container {
    width: 100%;
    display: flex;
    justify-content: center;
    min-height: 40px;
}

.btn-mock-login {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    font-size: 0.9rem;
}

.btn-mock-login:hover {
    border-color: var(--color-accent);
    color: var(--color-text-primary);
    background: var(--color-surface-hover);
}

/* User Profile Header Updates */
.user-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem 0.5rem 0.5rem;
    border-radius: var(--radius-full);
}

.avatar-img {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    border: 2px solid var(--color-border);
    object-fit: cover;
}

.user-info {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.user-profile .username {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.user-email {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.logout-btn {
    background: transparent;
    border: none;
    font-size: 1.15rem;
    cursor: pointer;
    padding: 0.35rem;
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logout-btn:hover {
    background: var(--color-surface-active);
    transform: scale(1.1);
}

/* Custom styles for compact UI updates */
#select-batch {
    max-width: 380px;
    text-overflow: ellipsis;
}

.empty-detail-state {
    min-height: 280px;
}

.view-header {
    margin-bottom: 2rem;
}

/* Interactive Quiz Option Cards */
.interactive-option {
    cursor: pointer;
    transition: var(--transition-fast);
}

.interactive-option:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-border-hover);
}

.interactive-option input[type="radio"] {
    margin-right: 0.5rem;
    cursor: pointer;
    accent-color: var(--color-brand);
}

.interactive-option:has(input[type="radio"]:checked) {
    background: var(--color-surface-active);
    border-color: var(--color-brand);
    box-shadow: 0 0 8px rgba(139, 92, 246, 0.15);
}

/* Submit Section */
.quiz-submit-section {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: center;
}

.quiz-submit-section .btn {
    padding: 0.95rem 3.5rem;
    font-size: 1.05rem;
}

/* Result Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.modal-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

.modal-icon-circle {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

#result-score-text {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-brand);
}

#result-message {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Onboarding Custom Styles */
.onboarding-card {
    max-width: 480px !important;
    gap: 1rem;
}

.onboarding-form {
    width: 100%;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.onboarding-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.onboarding-form label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.onboarding-form select,
.onboarding-form input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--color-surface-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.onboarding-form select:focus,
.onboarding-form input:focus {
    border-color: var(--color-brand);
    outline: none;
    box-shadow: 0 0 0 2px hsla(var(--hue-primary), 80%, 60%, 0.2);
}